From 73001792b29f080fcabc57f30d6030bedb2a24b0 Mon Sep 17 00:00:00 2001

From: Lubomir Rintel <lkundrak@v3.sk>

Date: Wed, 20 Jul 2016 21:14:10 +0200

Subject: [PATCH] Fix crash on early fail

Don't uninitialize libusb if it has not been initialized yet.

https://bugzilla.redhat.com/show_bug.cgi?id=1358472

---

 usb_modeswitch.c | 3 ++-

 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usb_modeswitch.c b/usb_modeswitch.c

index cbb8c28..f9c8b2e 100644

--- a/usb_modeswitch.c

+++ b/usb_modeswitch.c

@@ -2021,7 +2021,8 @@ void close_all()

 		libusb_close(devh);

 	// libusb_exit will crash on Raspbian 7, crude protection

 #ifndef __ARMEL__

-	libusb_exit(NULL);

+	if (ctx)

+		libusb_exit(NULL);

 #endif

 	if (sysmode)

 		closelog();

-- 

2.7.4